# yum -yinstall httpd

//安装httpd会自动安装一下依赖包：

apr

apr-util

httpd-tools

mailcap

# rpm -qi httpd

Name      : httpd

Version    : 2.4.6

Release    : 18.el7.centos

Architecture: x86_64

Install Date: Mon 11 Aug 2014 02:44:55 PMCST

Group      : System Environment/Daemons

Size      : 9793373

License    : ASL 2.0

Signature  : RSA/SHA256, Wed 23 Jul 2014 11:21:22 PM CST, Key ID 24c6a8a7f4a80eb5

Source RPM : httpd-2.4.6-18.el7.centos.src.rpm

Build Date : Wed 23 Jul 2014 10:49:10 PM CST

Build Host : worker1.bsys.centos.org

Relocations : (not relocatable)

Packager  : CentOS BuildSystem <http://bugs.centos.org>

Vendor    : CentOS

URL        : http://httpd.apache.org/

Summary    : Apache HTTP Server

Description :

The Apache HTTP Server is a powerful,efficient, and extensible web server.

# cd

/etc/httpd/conf

# ls

httpd.conf

magic

#cp httpd.conf httpd.conf.origin    //将原有配置文件备份

# more httpd.conf

//查看配置文件,我们注意到以一配置：

DocumentRoot"/var/www/html"

//特别是要注意这个配置

//这是Apache 2.4的一个新的默认值，拒绝所有的请求！

<Directory />

AllowOverride none

Require all denied

</Directory>

//设置为自动启动

# systemctl enable httpd.service

ln -s‘/usr/lib/systemd/system/httpd.service‘ ‘/etc/systemd/system/multi-user.target.wants/httpd.service‘

//在centos7中chkconfig httpd on 被替换成 systemctl enable httpd

//创建两个网站的目录结构及测试用页面文件

# mkdir/wwwroot/www

# echo"www.linuxidc.local" > /wwwroot/www/index.html

# mkdir/wwwroot/crm

# echo"crm.linuxidc.local" > /wwwroot/crm/index.html

//配置虚拟机主机

# cd/etc/httpd/

# mkdirvhost-conf.d

# echo"Include vhost-conf.d/*.conf" >> conf/httpd.conf

# vi/etc/httpd/vhost-conf.d/vhost-name.conf

//添加如下内容

<VirtualHost *:80>

ServerNamewww.linuxidc.local

DocumentRoot /wwwroot/www/

</VirtualHost>

<Directory /wwwroot/www/>

Requireall granted

</Directory>

<VirtualHost *:80>

ServerNamecrm.linuxidc.local

DocumentRoot /wwwroot/crm/

</VirtualHost>

<Directory /wwwroot/crm/>

Require ip192.168.188.0/24  //可以设置访问限制

</Directory>